Each student at a community college pays a student services fee of $15. a. Complete the table below to help find an expression that describes the total cost (in dollars) of tuition plus the services fee if a student pays t dollars for tuition. Show the arithmetic to help you see a pattern.
b. Evaluate the expression you found in part (a) for t =317. What does your result mean in this situation?
Complete the table.
Tuition Total Cost
(dollars) (dollars)

300
301
302
303
t